No. 591
From our UK edition
White to play, Dubov–Artemiev, Wijk aan Zee 2020. White is pressing here, but Black seems to have everything covered. Which subtle move allowed Dubov to force a quick resignation? Answers to ‘Chess’ at The Spectator by Tuesday 18 February or via email to victoria@spectator.co.uk. There is a prize of £20 for the first correct answer